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Rezai-Zadeh KP, Engstrom RN2, Sharma A, Chen Y, Chu J, Cox RP, Lee MT. Generational trends and patterns in readmission within a statewide cohort of clients receiving heroin use disorder treatment in Maryland, 2007-2013. J Subst Abuse Treat. 2019 Jan;96:82-91. doi: 10.1016/j.jsat.2018.10.010. Epub 2018 Nov 2. PMID: 30466553. PubMed Record:

Kapadia SN,Wu C,Mayer KH,Wilkin TJ,Amico KR,Landovitz RJ,Andrade A,Chen YQ,Chege W,McCauley M,Gulick RM,Schackman BR. (2018). No change in health-related quality of life for at-risk U.S. women and men starting HIV pre-exposure prophylaxis (PrEP): Findings from HPTN 069/ACTG A5305. PLoS One, 13(12), e0206577.  PubMed Record:

McGowan I,Wilkin T,Landovitz RJ,Wu C,Chen Y,Marzinke MA,Hendrix CW,Richardson P,Eshleman SH,Andrade A,Chege W,Anderson PL,McCauley M,Farley J,Mayer KH,Anton P,Brand RM,Cranston RD,Gulick R. (2019). The pharmacokinetics, pharmacodynamics, and mucosal responses to maraviroc-containing pre-exposure prophylaxis regimens in MSM. Aids, 33(2), 237-246. PubMed Record: 

Rose R,Hall M,Redd AD,Lamers S,Barbier AE,Porcella SF,Hudelson SE,Piwowar-Manning E,McCauley M,Gamble T,Wilson EA,Kumwenda J,Hosseinipour MC,Hakim JG,Kumarasamy N,Chariyalertsak S,Pilotto JH,Grinsztejn B,Mills LA,Makhema J,Santos BR,Chen YQ,Quinn TC,Fraser C,Cohen MS,Eshleman SH,Laeyendecker O. (2018). Phylogenetic methods inconsistently predict direction of HIV transmission among heterosexual pairs in the HPTN052 cohort. J Infect Dis.PubMed Record:   


Wheeler DP, Lucas J, Wilton L, Nelson LE, Hucks-Ortiz C, Watson CC, Hutchinson C, Mayer KH, Kuo I, Magnus M, Beauchamp G, Shoptaw S, Emel LM, Chen YQ, Hightow-Weidman L, Fields SD. (2018). Building effective multilevel HIV prevention partnerships with Black men who have sex with men: experience from HPTN 073, a pre-exposure prophylaxis study in three US cities. J Int AIDS Soc, 21 Suppl 7, e25180.

Montaño MA, Dombrowski JC, Dasgupta S, Golden MR, Duerr A, Manhart LE, Barbee LA, Khosropour CM.Changes in Sexual Behavior and STI Diagnoses Among MSM Initiating PrEP in a Clinic Setting.AIDS Behav. 2018 Aug 16. PMID: 30117076. doi: 10.1007/s10461-018-2252-9. [Epub ahead of print]

Dasgupta S, Goldberg Y, & Kosorok M. (2013). Feature Elimination in Kernel Machines in moderately high dimensions. Annals of Statistics. 2018.

Bricker JB, Sridharan V, Zhu Y, Mull KE, Heffner JL, Watson NL, McClure JB, Di C. Trajectories of 12- Month Usage Patterns for Two Smoking Cessation Websites: Exploring How Users Engage Over Time. J Med Internet Res. 2018;20(4):e10143. PubMed PMCID: 5935807.

Dyer TV, Khan MR, Regan R, Harawa NT, Nelson LE, Wilton L, Wang L, Peng L, Ou SS, Shoptaw S. Differential Patterns of Risk and Vulnerability Suggest the Need for Novel Prevention Strategies for Black Bisexual Men in the HPTN 061 Study. J Acquir Immune Defic Syndr. 2018 Aug 15;78(5):491-498. PubMed PMID: 29771782.

Zhang Y, Fogel JM, Guo X, Clarke W, Breaud A, Cummings V, Hamilton EL, Ogendo A, Kayange N, Panchia R, Dominguez K, Chen YQ, Sandfort T, Eshleman SH. Antiretroviral drug use and HIV drug resistance among MSM and transgender women in sub-Saharan Africa. AIDS (London, England). 2018;32(10):1301-6. Epub 2018/05/26. doi: 10.1097/QAD.0000000000001839. PubMed PMID: 29794492.

Palumbo PJ, Fogel JM, Hudelson SE, Wilson EA, Hart S, Hovind L, Piwowar-Manning E, Wallis C, Papathanasopoulos MA, Morgado MG, Saravanan S, Tripathy S, Eron JJ, Gallant JE, McCauley M, Gamble T, Hosseinipour MC, Kumarasamy N, Hakim JG, Pilotto JH, Kumwenda J, Akelo V, Godbole SV, Santos BR, Grinsztejn B, Panchia R, Chariyalertsak S, Makhema J, Badal-Faesen S, Chen YQ, Cohen MS, Eshleman SH. HIV Drug Resistance in Adults Receiving Early vs. Delayed Antiretroviral Therapy: HPTN 052. J Acquir Immune Defic Syndr. 2018;77(5):484-91. Epub 2018/01/03. doi: 10.1097/QAI.0000000000001623. PubMed PMID: 29293156; PMCID: PMC5844834.

Fogel JM, Sandfort T, Zhang Y, Guo X, Clarke W, Breaud A, Cummings V, Hamilton EL, Ogendo A, Kayange N, Panchia R, Dominguez K, Chen YQ, Eshleman SH. Accuracy of Self-Reported HIV Status Among African Men and Transgender Women Who Have Sex with Men Who were Screened for Participation in a Research Study: HPTN 075. AIDS and behavior. 2018. Epub 2018/07/28. doi: 10.1007/s10461-018-2231-1. PubMed PMID: 30051192.


Zhao W, Chen YQ, Hsu L. On estimation of time-dependent attributable fraction from population-based case-control studies. Biometrics. 2017;73(3):866-75. Epub 2017/01/19. doi: 10.1111/biom.12648. PubMed PMID: 28099992; PMCID: PMC5515699.

Palumbo PJ, Wilson EA, Piwowar-Manning E, McCauley M, Gamble T, Kumwenda N, Makhema J, Kumarasamy N, Chariyalertsak S, Hakim JG, Hosseinipour MC, Melo MG, Godbole SV, Pilotto JH, Grinsztejn B, Panchia R, Chen YQ, Cohen MS, Eshleman SH, Fogel JM. Association of HIV diversity and virologic outcomes in early antiretroviral treatment: HPTN 052. PLoS One. 2017;12(5):e0177281. Epub 2017/05/10. doi: 10.1371/journal.pone.0177281. PubMed PMID: 28481902; PMCID: PMC5421787.

Limaye AP, Stapleton RD, Peng L, Gunn SR, Kimball LE, Hyzy R, Exline MC, Files DC, Morris PE, Frankel SK, Mikkelsen ME, Hite D, Enfield KB, Steingrub J, O'Brien J, Parsons PE, Cuschieri J, Wunderink RG, Hotchkin DL, Chen YQ, Rubenfeld GD, Boeckh M. Effect of Ganciclovir on IL-6 Levels Among Cytomegalovirus-Seropositive Adults With Critical Illness: A Randomized Clinical Trial. JAMA. 2017;318(8):731-40. Epub 2017/08/23. doi: 10.1001/jama.2017.10569. PubMed PMID: 28829877; PMCID: PMC5817487.

Gulick RM, Wilkin TJ, Chen YQ, Landovitz RJ, Amico KR, Young AM, Richardson P, Marzinke MA, Hendrix CW, Eshleman SH, McGowan I, Cottle LM, Andrade A, Marcus C, Klingman KL, Chege W, Rinehart AR, Rooney JF, Andrew P, Salata RA, Siegel M, Manabe YC, Frank I, Ho K, Santana J, Stekler JD, Swaminathan S, McCauley M, Hodder S, Mayer KH. Safety and Tolerability of Maraviroc-Containing Regimens to Prevent HIV Infection in Women: A Phase 2 Randomized Trial. Ann Intern Med. 2017;167(6):384-93. Epub 2017/08/23. doi: 10.7326/M17-0520. PubMed PMID: 28828489; PMCID: PMC5667908.

Gulick RM, Wilkin TJ, Chen YQ, Landovitz RJ, Amico KR, Young AM, Richardson P, Marzinke MA, Hendrix CW, Eshleman SH, McGowan I, Cottle LM, Andrade A, Marcus C, Klingman KL, Chege W, Rinehart AR, Rooney JF, Andrew P, Salata RA, Magnus M, Farley JE, Liu A, Frank I, Ho K, Santana J, Stekler JD, McCauley M, Mayer KH. Phase 2 Study of the Safety and Tolerability of Maraviroc-Containing Regimens to Prevent HIV Infection in Men Who Have Sex With Men (HPTN 069/ACTG A5305). The Journal of infectious diseases. 2017;215(2):238-46. Epub 2016/11/05. doi: 10.1093/infdis/jiw525. PubMed PMID: 27811319; PMCID: PMC5790146.

Greer AE, Ou SS, Wilson E, Piwowar-Manning E, Forman MS, McCauley M, Gamble T, Ruangyuttikarn C, Hosseinipour MC, Kumarasamy N, Nyirenda M, Grinsztejn B, Pilotto JH, Kosashunhanan N, Goncalves de Melo M, Makhema J, Akelo V, Panchia R, Badal-Faesen S, Chen YQ, Cohen MS, Eshleman SH, Thio CL, Valsamakis A. Comparison of Hepatitis B Virus Infection in HIV-Infected and HIV-Uninfected Participants Enrolled in a Multinational Clinical Trial: HPTN 052. J Acquir Immune Defic Syndr. 2017;76(4):388-93. Epub 2017/07/28. doi: 10.1097/QAI.0000000000001511. PubMed PMID: 28749822; PMCID: PMC5659928.

Fogel JM, Piwowar-Manning E, Debevec B, Walsky T, Schlusser K, Laeyendecker O, Wilson EA, McCauley M, Gamble T, Tegha G, Soko D, Kumwenda J, Hosseinipour MC, Chen YQ, Cohen MS, Eshleman SH. Brief Report: Impact of Early Antiretroviral Therapy on the Performance of HIV Rapid Tests and HIV Incidence Assays. J Acquir Immune Defic Syndr. 2017;75(4):426-30. Epub 2017/05/05. doi: 10.1097/QAI.0000000000001421. PubMed PMID: 28471839; PMCID: PMC5499248.

Eshleman SH, Wilson EA, Zhang XC, Ou SS, Piwowar-Manning E, Eron JJ, McCauley M, Gamble T, Gallant JE, Hosseinipour MC, Kumarasamy N, Hakim JG, Kalonga B, Pilotto JH, Grinsztejn B, Godbole SV, Chotirosniramit N, Santos BR, Shava E, Mills LA, Panchia R, Mwelase N, Mayer KH, Chen YQ, Cohen MS, Fogel JM. Virologic outcomes in early antiretroviral treatment: HPTN 052. HIV Clin Trials. 2017;18(3):100-9. Epub 2017/04/08. doi: 10.1080/15284336.2017.1311056. PubMed PMID: 28385131; PMCID: PMC5633001.

Eshleman SH, Hudelson SE, Redd AD, Swanstrom R, Ou SS, Zhang XC, Ping LH, Piwowar-Manning E, Porcella SF, Sievers MF, Martens CA, Bruno D, Dukhovlinova E, McCauley M, Gamble T, Fogel JM, Sabin D, Quinn TC, Gunde L, Maliwichi M, Nhando N, Akelo V, Moyo S, Panchia R, Kumarasamy N, Chotirosniramit N, Melo MG, Pilotto J, Grinsztejn B, Mayer K, Chen YQ, Hughes JP, Cohen MS. Treatment as Prevention: Characterization of Partner Infections in the HIV Prevention Trials Network 052 Trial. J Acquir Immune Defic Syndr. 2017;74(1):112-6. Epub 2016/08/18. doi: 10.1097/QAI.0000000000001158. PubMed PMID: 27532476; PMCID: PMC5140698.

Crouch LA, Zheng C, Chen YQ. Estimating a Treatment Effect in Residual Time Quantiles under the Additive Hazards Model. Stat Biosci. 2017;9(1):298-315. Epub 2017/07/12. doi: 10.1007/s12561-016-9180-x. PubMed PMID: 28694879; PMCID: PMC5501423.

Chen Y, Dale R, He H, Le QT. Posterior Estimates of Dynamic Constants in HIV Transmission Modeling. Comput Math Methods Med. 2017;2017:1093045. Epub 2017/12/19. doi: 10.1155/2017/1093045. PubMed PMID: 29250132; PMCID: PMC5698610.



Hanscom B, Janes HE, Guarino PD, Huang Y, Brown ER, Chen YQ, Hammer SM, Gilbert PB, Donnell DJ. Brief Report: Preventing HIV-1 Infection in Women Using Oral Preexposure Prophylaxis: A Meta-analysis of Current Evidence. J Acquir Immune Defic Syndr. 2016;73(5):606-8. Epub 2016/11/16. doi: 10.1097/QAI.0000000000001160. PubMed PMID: 27846073; PMCID: PMC5175411.

Fogel JM, Hudelson SE, Ou SS, Hart S, Wallis C, Morgado MG, Saravanan S, Tripathy S, Hovind L, Piwowar-Manning E, Sabin D, McCauley M, Gamble T, Zhang XC, Eron JJ, Gallant JE, Kumwenda J, Makhema J, Kumarasamy N, Chariyalertsak S, Hakim J, Badal-Faesen S, Akelo V, Hosseinipour MC, Santos BR, Godbole SV, Pilotto JH, Grinsztejn B, Panchia R, Mayer KH, Chen YQ, Cohen MS, Eshleman SH. Brief Report: HIV Drug Resistance in Adults Failing Early Antiretroviral Treatment: Results From the HIV Prevention Trials Network 052 Trial. J Acquir Immune Defic Syndr. 2016;72(3):304-9. Epub 2016/02/10. doi: 10.1097/QAI.0000000000000951. PubMed PMID: 26859828; PMCID: PMC4911290.

Crouch LA, May S, Chen YQ. On estimation of covariate-specific residual time quantiles under the proportional hazards model. Lifetime Data Anal. 2016;22(2):299-319. Epub 2015/06/11. doi: 10.1007/s10985-015-9332-1. PubMed PMID: 26058825; PMCID: PMC4699877.

Cohen MS, Chen YQ, McCauley M, Gamble T, Hosseinipour MC, Kumarasamy N, Hakim JG, Kumwenda J, Grinsztejn B, Pilotto JH, Godbole SV, Chariyalertsak S, Santos BR, Mayer KH, Hoffman IF, Eshleman SH, Piwowar-Manning E, Cottle L, Zhang XC, Makhema J, Mills LA, Panchia R, Faesen S, Eron J, Gallant J, Havlir D, Swindells S, Elharrar V, Burns D, Taha TE, Nielsen-Saines K, Celentano DD, Essex M, Hudelson SE, Redd AD, Fleming TR, Team HS. Antiretroviral Therapy for the Prevention of HIV-1 Transmission. N Engl J Med. 2016;375(9):830-9. Epub 2016/07/19. doi: 10.1056/NEJMoa1600693. PubMed PMID: 27424812; PMCID: PMC5049503.

Cohen M, Eshleman S, McCauley M, Chen Y. Antiretroviral Therapy to Prevent HIV Acquisition: Limits of Estimation From a Population Cohort. Clin Infect Dis. 2016;63(12):1679-80. Epub 2016/10/30. doi: 10.1093/cid/ciw673. PubMed PMID: 27694481.



Tang Z, Lan G, Chen YQ, Zhu Q, Yang X, Shen Z, Chen Y, Zhang H, Kan W, Xing H, Ruan Y, Shao Y. HIV-1 Treatment-as-Prevention: A Cohort Study Analysis of Serodiscordant Couples in Rural Southwest China. Medicine (Baltimore). 2015;94(24):e902. Epub 2015/06/20. doi: 10.1097/MD.0000000000000902. PubMed PMID: 26091454; PMCID: PMC4616551.

Safren SA, Mayer KH, Ou SS, McCauley M, Grinsztejn B, Hosseinipour MC, Kumarasamy N, Gamble T, Hoffman I, Celentano D, Chen YQ, Cohen MS, Team HS. Adherence to Early Antiretroviral Therapy: Results From HPTN 052, a Phase III, Multinational Randomized Trial of ART to Prevent HIV-1 Sexual Transmission in Serodiscordant Couples. J Acquir Immune Defic Syndr. 2015;69(2):234-40. Epub 2015/05/27. doi: 10.1097/QAI.0000000000000593. PubMed PMID: 26009832; PMCID: PMC4445420.



Saegusa T, Di C, Chen YQ. Hypothesis testing for an extended cox model with time-varying coefficients. Biometrics. 2014;70(3):619-28. Epub 2014/06/04. doi: 10.1111/biom.12185. PubMed PMID: 24888739; PMCID: PMC4247822.

Grinsztejn B, Hosseinipour MC, Ribaudo HJ, Swindells S, Eron J, Chen YQ, Wang L, Ou SS, Anderson M, McCauley M, Gamble T, Kumarasamy N, Hakim JG, Kumwenda J, Pilotto JH, Godbole SV, Chariyalertsak S, de Melo MG, Mayer KH, Eshleman SH, Piwowar-Manning E, Makhema J, Mills LA, Panchia R, Sanne I, Gallant J, Hoffman I, Taha TE, Nielsen-Saines K, Celentano D, Essex M, Havlir D, Cohen MS, Team HAS. Effects of early versus delayed initiation of antiretroviral treatment on clinical outcomes of HIV-1 infection: results from the phase 3 HPTN 052 randomised controlled trial. Lancet Infect Dis. 2014;14(4):281-90. Epub 2014/03/08. doi: 10.1016/S1473-3099(13)70692-3. PubMed PMID: 24602844; PMCID: PMC4144040.

Grant S, Chen YQ, May S. Performance of goodness-of-fit tests for the Cox proportional hazards model with time-varying covariates. Lifetime Data Anal. 2014;20(3):355-68. Epub 2013/08/09. doi: 10.1007/s10985-013-9277-1. PubMed PMID: 23925703; PMCID: PMC3918489.



Walensky RP, Ross EL, Kumarasamy N, Wood R, Noubary F, Paltiel AD, Nakamura YM, Godbole SV, Panchia R, Sanne I, Weinstein MC, Losina E, Mayer KH, Chen YQ, Wang L, McCauley M, Gamble T, Seage GR, 3rd, Cohen MS, Freedberg KA. Cost-effectiveness of HIV treatment as prevention in serodiscordant couples. N Engl J Med. 2013;369(18):1715-25. Epub 2013/11/01. doi: 10.1056/NEJMsa1214720. PubMed PMID: 24171517; PMCID: PMC3913536.

Fogel JM, Wang L, Parsons TL, Ou SS, Piwowar-Manning E, Chen Y, Mudhune VO, Hosseinipour MC, Kumwenda J, Hakim JG, Chariyalertsak S, Panchia R, Sanne I, Kumarasamy N, Grinsztejn B, Makhema J, Pilotto J, Santos BR, Mayer KH, McCauley M, Gamble T, Bumpus NN, Hendrix CW, Cohen MS, Eshleman SH. Undisclosed antiretroviral drug use in a multinational clinical trial (HIV Prevention Trials Network 052). The Journal of infectious diseases. 2013;208(10):1624-8. Epub 2013/08/03. doi: 10.1093/infdis/jit390. PubMed PMID: 23908493; PMCID: PMC3805242.

Donnell D, Hughes JP, Wang L, Chen YQ, Fleming TR. Study design considerations for evaluating efficacy of systemic preexposure prophylaxis interventions. J Acquir Immune Defic Syndr. 2013;63 Suppl 2:S130-4. Epub 2013/06/21. doi: 10.1097/QAI.0b013e3182986fac. PubMed PMID: 23764624; PMCID: PMC3725298.



Chen YQ, Masse B, Wang L, Ou SS, Li X, Donnell D, McCauley M, Gamble T, Ribauldo HJ, Cohen MS, Fleming TR. Statistical considerations for the HPTN 052 Study to evaluate the effectiveness of early versus delayed antiretroviral strategies to prevent the sexual transmission of HIV-1 in serodiscordant couples. Contemporary clinical trials. 2012;33(6):1280-6. Epub 2012/07/21. doi: 10.1016/j.cct.2012.07.007. PubMed PMID: 22813645; PMCID: PMC3468650.

Chen YQ, Hu N, Cheng SC, Musoke P, Zhao LP. Estimating Regression Parameters in an Extended Proportional Odds Model. J Am Stat Assoc. 2012;107(497):318-30. Epub 2012/08/21. doi: 10.1080/01621459.2012.656021. PubMed PMID: 22904583; PMCID: PMC3420072.

Chan KC, Chen YQ, Di CZ. Proportional mean residual life model for right-censored length-biased data. Biometrika. 2012;99(4):995-1000. Epub 2013/07/12. doi: 10.1093/biomet/ass049. PubMed PMID: 23843676; PMCID: PMC3635658.



Eshleman SH, Hudelson SE, Redd AD, Wang L, Debes R, Chen YQ, Martens CA, Ricklefs SM, Selig EJ, Porcella SF, Munshaw S, Ray SC, Piwowar-Manning E, McCauley M, Hosseinipour MC, Kumwenda J, Hakim JG, Chariyalertsak S, de Bruyn G, Grinsztejn B, Kumarasamy N, Makhema J, Mayer KH, Pilotto J, Santos BR, Quinn TC, Cohen MS, Hughes JP. Analysis of genetic linkage of HIV from couples enrolled in the HIV Prevention Trials Network 052 trial. The Journal of infectious diseases. 2011;204(12):1918-26. Epub 2011/10/13. doi: 10.1093/infdis/jir651. PubMed PMID: 21990420; PMCID: PMC3209811.

Cohen MS, Chen YQ, McCauley M, Gamble T, Hosseinipour MC, Kumarasamy N, Hakim JG, Kumwenda J, Grinsztejn B, Pilotto JH, Godbole SV, Mehendale S, Chariyalertsak S, Santos BR, Mayer KH, Hoffman IF, Eshleman SH, Piwowar-Manning E, Wang L, Makhema J, Mills LA, de Bruyn G, Sanne I, Eron J, Gallant J, Havlir D, Swindells S, Ribaudo H, Elharrar V, Burns D, Taha TE, Nielsen-Saines K, Celentano D, Essex M, Fleming TR, Team HS. Prevention of HIV-1 infection with early antiretroviral therapy. N Engl J Med. 2011;365(6):493-505. Epub 2011/07/20. doi: 10.1056/NEJMoa1105243. PubMed PMID: 21767103; PMCID: PMC3200068.

Chen YQ, Zhang XC, Zhao LP. Estimating a Scale-change Effect for Time-varying Phenotypes in Genome-wide Association Studies. Journal of Applied Statistical Science. 2011;18(4):31-46.



Chen YQ, Young A, Brown ER, Chasela CS, Fiscus SA, Hoffman IF, Valentine M, Emel L, Taha TE, Goldenberg RL, Read JS. Population attributable fractions for late postnatal mother-to-child transmission of HIV-1 in Sub-Saharan Africa. J Acquir Immune Defic Syndr. 2010;54(3):311-6. Epub 2010/03/13. doi: 10.1097/QAI.0b013e3181d61c2e. PubMed PMID: 20224418; PMCID: PMC3086731.

Chen YQ. Semiparametric regression in size-biased sampling. Biometrics. 2010;66(1):149-58. Epub 2009/05/13. doi: 10.1111/j.1541-0420.2009.01260.x. PubMed PMID: 19432792; PMCID: PMC2875362.

Brown ER, Chen YQ. An imputation method for interval censored time-to-event with auxiliary information: analysis of the timing of mother-to-child transmission of HIV. Stat Commun Infect Dis. 2010;2(1). Epub 2010/12/21. doi: 10.2202/1948-4690.1018. PubMed PMID: 22905281; PMCID: PMC3419597.



Mwinga K, Vermund SH, Chen YQ, Mwatha A, Read JS, Urassa W, Carpenetti N, Valentine M, Goldenberg RL. Selected hematologic and biochemical measurements in African HIV-infected and uninfected pregnant women and their infants: the HIV Prevention Trials Network 024 protocol. BMC Pediatr. 2009;9:49. Epub 2009/08/12. doi: 10.1186/1471-2431-9-49. PubMed PMID: 19664210; PubMed Central PMCID: PMC2746190.

Kafulafula G, Mwatha A, Chen YQ, Aboud S, Martinson F, Hoffman I, Fawzi W, Read JS, Valentine M, Mwinga K, Goldenberg R, Taha TE. Intrapartum antibiotic exposure and early neonatal, morbidity, and mortality in Africa. Pediatrics. 2009;124(1):e137-44. Epub 2009/07/01. doi: 10.1542/peds.2008-1873. PubMed PMID: 19564260; PubMed Central PMCID: PMC2764263.



Chasela C, Chen YQ, Fiscus S, Hoffman I, Young A, Valentine M, Emel L, Taha TE, Goldenberg RL, Read JS. Risk factors for late postnatal transmission of human immunodeficiency virus type 1 in sub-Saharan Africa. Pediatr Infect Dis J. 2008;27(3):251-6. Epub 2008/02/19. doi: 10.1097/INF.0b013e31815b4960. PubMed PMID: 18277935; PubMed Central PMCID: PMC2730543.

Aboud S, Msamanga G, Read JS, Mwatha A, Chen YQ, Potter D, Valentine M, Sharma U, Hoffmann I, Taha TE, Goldenberg RL, Fawzi WW. Genital tract infections among HIV-infected pregnant women in Malawi, Tanzania and Zambia. Int J STD AIDS. 2008;19(12):824-32. Epub 2008/12/04. doi: 10.1258/ijsa.2008.008067. PubMed PMID: 19050213; PubMed Central PMCID: PMC2698963.



Chen YQ, Yang J, Cheng S, Jackson JB. Estimating a treatment effect with repeated measurements accounting for varying effectiveness duration. Biometrika. 2007;94(2):387-402. doi: 10.1093/biomet/asm019. PubMed PMID: WOS:000247426900010.

Chen YQ. Additive expectancy regression. Journal of the American Statistical Association. 2007;102(477):153-66. doi: 10.1198/016214506000000870. PubMed PMID: WOS:000244361000015.



Long F, Chen YQ, Cheverud JM, Wu R. Genetic mapping of allometric scaling laws. Genet Res. 2006;87(3):207-16. Epub 2006/07/05. doi: 10.1017/S0016672306008172. PubMed PMID: 16818003.

Chen YQ, Hu C, Wang Y. Attributable risk function in the proportional hazards model for censored time-to-event. Biostatistics. 2006;7(4):515-29. Epub 2006/02/16. doi: 10.1093/biostatistics/kxj023. PubMed PMID: 16478758.

Chen YQ, Cheng S. Linear life expectancy regression with censored data. Biometrika. 2006;93(2):303-13. doi: DOI 10.1093/biomet/93.2.303. PubMed PMID: WOS:000238760600006.



Zhao W, Chen YQ, Casella G, Cheverud JM, Wu R. A non-stationary model for functional mapping of complex traits. Bioinformatics. 2005;21(10):2469-77. Epub 2005/03/17. doi: 10.1093/bioinformatics/bti382. PubMed PMID: 15769837.

Chen YQ, Jewell NP, Lei X, Cheng SC. Semiparametric estimation of proportional mean residual life model in presence of censoring. Biometrics. 2005;61(1):170-8. Epub 2005/03/02. doi: 10.1111/j.0006-341X.2005.030224.x. PubMed PMID: 15737090.

Chen YQ, Cheng S. Semiparametric regression analysis of mean residual life with censored survival data. Biometrika. 2005;92(1):19-29. doi: DOI 10.1093/biomet/92.1.19. PubMed PMID: WOS:000228099300002.



Kent CK, Chaw JK, Kohn RP, Chen YQ, Klausner JD. Studies relying on passive retrospective cohorts developed from health services data provide biased estimates of incidence of sexually transmitted infections. Sex Transm Dis. 2004;31(10):596-600. Epub 2004/09/25. doi: 00007435-200410000-00003 [pii]. PubMed PMID: 15388996.

Guendelman S, Meade K, Chen YQ, Benson M. Asthma control and hospitalizations among inner-city children: Results of a randomized trial. Telemed J E-Health. 2004;10:S6-S14. PubMed PMID: WOS:000225457500002.

Chen YQ, Wang MC, Huang Y. Semiparametric regression analysis on longitudinal pattern of recurrent gap times. Biostatistics. 2004;5(2):277-90. Epub 2004/04/01. doi: 10.1093/biostatistics/5.2.277. PubMed PMID: 15054031.



Lin MC, Soliman GN, Song MJ, Smith JP, Lin CT, Chen YQ, Polse KA. Soft contact lens extended wear affects corneal epithelial permeability: hypoxic or mechanical etiology? Cont Lens Anterior Eye. 2003;26(1):11-6. Epub 2005/11/24. doi: 10.1016/S1367-0484(02)00088-7. PubMed PMID: 16303492.

Lin MC, Chen YQ, Polse KA. The effects of ocular and lens parameters on the postlens tear thickness. Eye Contact Lens. 2003;29(1 Suppl):S33-6; discussion S57-9, S192-4. Epub 2003/05/30. PubMed PMID: 12772727.

Huang Y, Chen YQ. Marginal regression of gaps between recurrent events. Lifetime Data Anal. 2003;9(3):293-303. Epub 2003/12/03. PubMed PMID: 14649847.

Gaffikin L, Ahmed S, Chen YQ, McGrath JM, Blumenthal PD. Risk factors as the basis for triage in low-resource cervical cancer screening programs. Int J Gynaecol Obstet. 2003;80(1):41-7. Epub 2003/01/16. doi: S0020729202003739 [pii]. PubMed PMID: 12527459.

Chen YQ, Pong A, Xing B. Rank regression in stability analysis. J Biopharm Stat. 2003;13(3):463-79. Epub 2003/08/19. doi: 10.1081/BIP-120022767. PubMed PMID: 12921394.

Chen YQ, Jewell NP, Yang J. Accelerated Hazards Model: Method, Theory and Applications. In: Balakrishnan N, Rao CR, editors. Handbook of Statistics: Elsevier; 2003. p. 431-41.



Guendelman S, Meade K, Benson M, Chen YQ, Samuels S. Improving asthma outcomes and self-management behaviors of inner-city children: a randomized trial of the Health Buddy interactive device and an asthma diary. Arch Pediatr Adolesc Med. 2002;156(2):114-20. PubMed PMID: 11814370.

Chen YQ, Rohde CA, Wang MC. Additive hazards models with latent treatment effectiveness lag time. Biometrika. 2002;89(4):917-31. doi: DOI 10.1093/biomet/89.4.917. PubMed PMID: WOS:000179774400015.



Chen YQ, Jewell NP. On a general class of semiparametric hazards regression models. Biometrika. 2001;88(3):687-702. doi: DOI 10.1093/biomet/88.3.687. PubMed PMID: WOS:000171536100006.

Chen YQ. Accelerated hazards regression model and its adequacy for censored survival data. Biometrics. 2001;57(3):853-60. Epub 2001/09/12. PubMed PMID: 11550937.



Wang MC, Chen YQ. Nonparametric and semiparametric trend analysis for stratified recurrence times. Biometrics. 2000;56(3):789-94. PubMed PMID: 10985217.

Chen YQ, Wang MC. Analysis of accelerated hazards models. Journal of the American Statistical Association. 2000;95(450):608-18. PubMed PMID: WOS:000087716200032.

Chen YQ, Wang M. Estimating a treatment effect with the accelerated hazards models. Control Clin Trials. 2000;21(4):369-80. doi: 10.1016/s0197-2456(00)00063-5. PubMed PMID: 10913811.



Brookmeyer R, Chen YQ. Person-time analysis of paired community intervention trials when the number of communities is small. Stat Med. 1998;17(18):2121-32. Epub 1998/10/28. doi: 10.1002/(SICI)1097-0258(19980930)17:18<2121::AID-SIM907>3.0.CO;2-S [pii]. PubMed PMID: 9789918.